<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>edit</title>
</head>
<body>
<h2>edit page</h2>
<form action="/user/modify" method="post">
  <input type="text" name="username" placeholder="Username" required th:value="${user.username}"><br>
  <input type="password" name="password" placeholder="Password" required th:value="${user.password}"><br>
  <input type="submit" value="modify user">
</form>
</body>
</html>